3 Dec
2008
3 Dec
'08
7:21 p.m.
Edward Diener wrote:
Deane Yang wrote:
I have an even more extreme view on this. I don't believe any arithmetic operations should be permitted for constrained numbers. They just don't make sense (would you ever want to add two different days of a month?).
You have chosen a particular type for which arithmetic operations sometimes make little sense. In many other situations this is not the case.
Could you give an example?